Home / 19,248,086.10-28,872,129.15-5,784,914.10

Finding the Fourth Proportional to 19,248,086.10, 28,872,129.15 and 5,784,914.10

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Solution

The fourth proportional to 19,248,086.10, 28,872,129.15 and 5,784,914.10 is: 8,677,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248,086.10 : 28,872,129.15 = 5,784,914.10 : x
  2. Step 2: Convert to fraction form
    19,248,086.10/28,872,129.15 = 5,784,914.10/x
  3. Step 3: Cross multiply
    19,248,086.10x = 28,872,129.15 × 5,784,914.10
  4. Step 4: Simplify right side
    19,248,086.10x = 167,022,787,016,856
  5. Step 5: Solve for x
    x = 167,022,787,016,856/19,248,086.10
  6. Step 6: Final answer
    x = 8,677,371.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.